CN222596463U - Hydraulic cylinder buffer structure - Google Patents
Hydraulic cylinder buffer structure Download PDFInfo
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- CN222596463U CN222596463U CN202421351260.9U CN202421351260U CN222596463U CN 222596463 U CN222596463 U CN 222596463U CN 202421351260 U CN202421351260 U CN 202421351260U CN 222596463 U CN222596463 U CN 222596463U
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- 239000000872 buffer Substances 0.000 title claims abstract description 70
- 230000003139 buffering effect Effects 0.000 claims description 14
- 230000033001 locomotion Effects 0.000 description 6
- 108010066114 cabin-2 Proteins 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
本实用新型涉及液压缸技术领域，且公开了液压缸缓冲结构，包括底座，所述底座的上端安装有固定仓，所述固定仓的上端设置有滑仓，所述滑仓的上端安装有固定座，所述固定座的下端安装有缓冲组件，且固定座的上端安装有液压缸，所述液压缸的上端安装有液压杆，且液压缸的上端安装有防冲击组件，所述液压杆的顶端设置有顶块；所述缓冲组件包括竖杆，所述竖杆的外侧套设有第一缓冲弹簧，所述底座的上端安装有支架。本实用新型通过缓冲组件，对液压缸受到的冲击力进行缓冲，有效减少冲击力对液压缸内部结构的损害，提高稳定性，通过防冲击组件，避免液压杆在行程两端撞击液压缸，提高设备的稳定性，同时提高液压杆的使用寿命。
The utility model relates to the technical field of hydraulic cylinders, and discloses a hydraulic cylinder buffer structure, including a base, a fixed bin is installed on the upper end of the base, a sliding bin is provided on the upper end of the fixed bin, a fixed seat is installed on the upper end of the sliding bin, a buffer assembly is installed on the lower end of the fixed seat, and a hydraulic cylinder is installed on the upper end of the fixed seat, a hydraulic rod is installed on the upper end of the hydraulic cylinder, and an anti-impact assembly is installed on the upper end of the hydraulic cylinder, and a top block is provided on the top end of the hydraulic rod; the buffer assembly includes a vertical rod, a first buffer spring is sleeved on the outer side of the vertical rod, and a bracket is installed on the upper end of the base. The utility model buffers the impact force received by the hydraulic cylinder through the buffer assembly, effectively reduces the damage to the internal structure of the hydraulic cylinder by the impact force, improves the stability, and prevents the hydraulic rod from hitting the hydraulic cylinder at both ends of the stroke through the anti-impact assembly, thereby improving the stability of the equipment and the service life of the hydraulic rod.
Description
Technical Field
The utility model relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder buffer structure.
Background
The hydraulic cylinder is an actuator in a hydraulic transmission system, which converts hydraulic energy into mechanical energy and implements a linear reciprocating motion.
The hydraulic cylinder is a common element in mechanical transmission and is widely applied to various industrial equipment, and in the working process of the hydraulic cylinder, in order to avoid the piston to strike the cylinder cover at the two ends of the stroke, a buffer device is usually arranged, so that the buffer structure of the hydraulic cylinder needs to be developed, and the service life is prolonged.
The Chinese patent publication No. CN215521449U discloses a buffer structure of a hydraulic cylinder for a vehicle, which comprises a cylinder barrel, an oil inlet, an air inlet, a cylinder bottom plate, an earring lining ring, an exhaust hole, a nut, a piston rod, a piston, a retainer ring, a sealing ring, a baffle ring, a spring retainer ring, a buffer plunger, a buffer mechanism, a guide sleeve, a dust ring, a cylinder cover, a lock nut, a round head steel block, a return spring III and a retainer ring.
The above-mentioned prior art, by steel mesh, reset spring, sensing plate, telescopic link, the buffer gear that sharp pole is constituteed, accurate intelligent utilization remaining hydraulic oil control piston rod slows down, avoid piston rod and end cover collision, reduced the impact and the noise of car, improved the work efficiency of pneumatic cylinder simultaneously, but current device does not possess the effect of buffering the pneumatic link in the use, when the pneumatic cylinder faces external force, can't effectively reduce the harm of impact force to pneumatic cylinder inner structure, reduced the life of pneumatic cylinder to a certain extent.
Disclosure of utility model
The utility model aims to provide a hydraulic cylinder buffer structure so as to solve the problems that in the prior art, the buffer effect on a hydraulic rod is not provided, when the hydraulic cylinder faces external force, the damage of impact force to the internal structure of the hydraulic cylinder cannot be effectively reduced, and the service life of the hydraulic cylinder is reduced to a certain extent.
In order to solve the technical problems, the utility model provides the technical scheme that the hydraulic cylinder buffer structure comprises a base, wherein the upper end of the base is provided with a fixed bin, the upper end of the fixed bin is provided with a sliding bin, the upper end of the sliding bin is provided with a fixed seat, the lower end of the fixed seat is provided with a buffer component, the upper end of the fixed seat is provided with a hydraulic cylinder, the upper end of the hydraulic cylinder is provided with a hydraulic rod, the upper end of the hydraulic cylinder is provided with an anti-impact component, and the top end of the hydraulic rod is provided with a top block;
The buffer assembly comprises a vertical rod, a first buffer spring is sleeved on the outer side of the vertical rod, a support is arranged at the upper end of the base, a cross rod is arranged on one side of the support, a moving block is sleeved on the outer side of the cross rod, second buffer springs are arranged on two sides of the moving block, a hinging block is arranged at the upper end of the moving block, and a connecting rod is arranged on one side of the hinging block;
The anti-impact assembly comprises a placing bin, a third buffer spring is arranged in the placing bin, a limiting block is arranged at the upper end of the third buffer spring, sliding blocks are arranged on two sides of the limiting block, a sliding rail is arranged on one side of each sliding block, a telescopic rod is arranged at the upper end of each limiting block, and an anti-impact block is arranged at the upper end of each telescopic rod.
Preferably, the sliding bin penetrates through the fixed bin and extends to the outer side of the fixed bin, the fixed bin is connected with the sliding bin in a sliding mode, the vertical rods are in multiple groups, and the multiple groups of vertical rods are symmetrically arranged at two ends of the first buffer spring.
Preferably, the support is a plurality of groups, the plurality of groups of supports are symmetrically arranged on two sides of the cross rod, the plurality of groups of moving blocks are symmetrically arranged on the outer side of the cross rod.
Preferably, the movable blocks are in sliding connection with the cross bars, the second buffer springs are in multiple groups, and two ends of each second buffer spring are detachably connected with the symmetrically arranged movable blocks.
Preferably, the hinge blocks are multiple groups, one end of the connecting rod is hinged with the moving block through the hinge blocks, the other end of the connecting rod is hinged with the fixing seat through the hinge blocks, and the hydraulic cylinder is detachably arranged at the upper end of the fixing seat.
Preferably, the placing bins are multiple groups, the placing bins are symmetrically arranged at the upper end of the hydraulic cylinder, and the sliding blocks are in sliding connection with the sliding rails.
Preferably, the telescopic rod penetrates through the placement bin and extends to the outer side of the telescopic rod, and the impact-resistant block is detachably arranged at the upper end of the telescopic rod.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the impact force received by the hydraulic cylinder is buffered through the buffer assembly, so that the damage of the impact force to the internal structure of the hydraulic cylinder is effectively reduced, the stability is improved, the damage of machines and equipment due to impact is avoided, the safety of production and work is ensured, when the hydraulic cylinder receives the impact force, the hydraulic cylinder moves to drive the fixing seat to move, the fixing seat moves to drive the sliding cabin to slide in the fixing cabin, the symmetrically arranged vertical rods are mutually close, the first buffer spring limits the symmetrically arranged vertical rods to move, meanwhile, the fixing seat moves one end of the movable connecting rod to change the angle, so that the symmetrically arranged movable blocks are driven to relatively move, and the second buffer spring limits the symmetrically arranged movable blocks to relatively move, so that the impact force received by the hydraulic cylinder is buffered.
According to the hydraulic cylinder, the hydraulic rod is prevented from impacting the hydraulic cylinder at the two ends of the stroke through the arranged anti-impact assembly, the stability of the equipment is improved, the service life of the hydraulic rod is prolonged, when one end of the hydraulic rod is impacted by the jacking block, the jacking block is pressed to move the anti-impact block, the anti-impact block is moved to drive the telescopic rod to move, the telescopic rod is moved to drive the limiting block to move, the limiting block is moved to enable the sliding block to slide in the sliding rail, the third buffer spring is pressed, the moving range of the limiting block is limited by the third buffer spring, and damage caused by direct impact of the jacking block on the hydraulic cylinder is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;
fig. 4 is a schematic structural view of the moving block and the second buffer spring of the present utility model.
1, A base, 2, a fixed bin, 3, a sliding bin, 4, a fixed seat, 5, a buffer component, 501, a vertical rod, 502, a first buffer spring, 503, a bracket, 504, a cross rod, 505, a moving block, 506, a second buffer spring, 507, a hinge block, 508, a connecting rod, 6, a hydraulic cylinder, 7, a hydraulic rod, 8, a top block, 9, an anti-impact component, 901, a placing bin, 902, a third buffer spring, 903, a limiting block, 904, a sliding block, 905, a sliding rail, 906, a telescopic rod, 907 and an anti-impact block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a hydraulic cylinder buffer structure comprises a base 1, a fixed bin 2 is installed at the upper end of the base 1, a sliding bin 3 is arranged at the upper end of the fixed bin 2, a fixed seat 4 is installed at the upper end of the sliding bin 3, a buffer component 5 is installed at the lower end of the fixed seat 4, a hydraulic cylinder 6 is installed at the upper end of the fixed seat 4, a hydraulic rod 7 is installed at the upper end of the hydraulic cylinder 6, an anti-impact component 9 is installed at the upper end of the hydraulic rod 7, a top block 8 is arranged at the top end of the hydraulic rod 7, the buffer component 5 comprises a vertical rod 501, a first buffer spring 502 is sleeved outside the vertical rod 501, a bracket 503 is installed at the upper end of the base 1, a cross rod 504 is installed at one side of the bracket 503, a moving block 505 is sleeved outside the cross rod 504, a connecting rod 508 is installed at two sides of the moving block 505, a hinge block 507 is installed at the upper end of the moving block 505, a connecting rod 508 is installed at one side of the hinge block 507, a third buffer spring 902 is installed at the upper end of the hydraulic rod 901, a limit block 903 is installed inside the placing the hydraulic rod 901, a limit block 902 is installed at the upper end of the limit block 903, a limit block is installed at the upper end of the limit block 904 is installed at the upper end of the limit block 903, and a telescopic block 906 is installed at the upper end of the limit block 906.
Through the above technical scheme, through the buffer module 5 that sets up, the impact force that receives to pneumatic cylinder 6 carries out the buffering, effectively reduce the harm of impact force to pneumatic cylinder inner structure, improve stability, avoid machine and equipment to damage because of the impact, guarantee the security of production and work, when pneumatic cylinder 6 receives the impact force, pneumatic cylinder 6 removes and drives fixing base 4 and remove, fixing base 4 removes and drive slide storehouse 3 and slide in fixed storehouse 2, the montant 501 that the symmetry set up is close to each other simultaneously, first buffer spring 502 restriction symmetry sets up montant 501 removal, simultaneously fixing base 4 moves the one end of connecting rod 508 and removes, make its change angle, thereby drive the movable block 505 relative movement that the symmetry set up, the movable block 505 relative movement that the second buffer spring 506 restriction symmetry set up, impact force that receives to pneumatic cylinder 6 buffers, through the buffer module 9 that sets up, avoid hydraulic rod 7 to strike pneumatic cylinder 6 at the stroke both ends, improve the stability of equipment, simultaneously improve the life of hydraulic rod 7, when hydraulic rod 7's one end kicking block 8 receives the impact, kicking block 8 moves and prevents the impact block 903, it moves to make the movable block 903, the limit block 903 moves the movable block 907, and directly moves the limit block 903, the movable block 902 moves the limit block 903, and moves the limit the movable block 902, and moves the limit the movable block 903, and the movable block 902, and the limit the movable block 902, and the three-block 903, and the movable block 902, and the limit the movable block 903, and the movable block 902, and the movable block's 902, and the impact block's movement's top block 'and the action's top block's movement and the action's moving and's top block's against the jack.
Specifically, the sliding cabin 3 penetrates through the fixed cabin 2 and extends to the outer side of the sliding cabin, the fixed cabin 2 is in sliding connection with the sliding cabin 3, the vertical rods 501 are multiple groups, and when the multiple groups of vertical rods 501 are symmetrically arranged at two ends of the first buffer spring 502.
Through above-mentioned technical scheme, utilize smooth storehouse 3 to run through fixed storehouse 2 and protect the internal part of buffer module 5, improve overall structure's stability, when pneumatic cylinder 6 received the impact force, pneumatic cylinder 6 moved, and pneumatic cylinder 6 moved and drove fixing base 4 and moved, and fixing base 4 moved and drove smooth storehouse 3 and slide in fixed storehouse 2, and the montant 501 that the symmetry set up is close to each other simultaneously, and the montant 501 that first buffer spring 502 restriction symmetry set up removes, carries out preliminary buffering.
Specifically, the brackets 503 are multiple groups, the multiple groups of brackets 503 are symmetrically arranged at two sides of the cross bar 504, the moving blocks 505 are multiple groups, and the multiple groups of moving blocks 505 are symmetrically arranged at the outer side of the cross bar 504.
Through the above technical scheme, the bracket 503 plays a certain supporting role on the cross rod 504, and simultaneously, the second buffer spring 506 is utilized to limit the relative movement of the symmetrically arranged moving blocks 505, so as to perform auxiliary buffering and improve the buffering effect.
Specifically, the moving block 505 is slidably connected with the cross bar 504, the second buffer springs 506 are multiple groups, and two ends of the second buffer springs 506 are detachably connected with the symmetrically arranged moving blocks 505.
Through above-mentioned technical scheme, utilize multiunit second buffer spring 506 to carry out spacingly to the both ends of movable block 505, improve the buffering effect, effectively reduce the harm of impact force to pneumatic cylinder inner structure, improve stability, avoid machine and equipment to damage because of the impact, guarantee the security of production and work.
Specifically, the hinge blocks 507 are multiple groups, one end of the connecting rod 508 is hinged with the moving block 505 through the hinge blocks 507, the other end of the connecting rod 508 is hinged with the fixed seat 4 through the hinge blocks 507, and the hydraulic cylinder 6 is detachably arranged at the upper end of the fixed seat 4.
Through the technical scheme, the impact force received by the hydraulic cylinder 6 is effectively dispersed to a plurality of directions or points by using the connecting rod 508 instead of being concentrated on one point, so that the impact force received by a single part is reduced, the service life of the equipment is prolonged, and the failure rate is reduced.
Specifically, placing storehouse 901 is the multiunit, and multiunit places storehouse 901 and sets up in pneumatic cylinder 6 upper end symmetry, slider 904 and slide rail 905 sliding connection.
Through above-mentioned technical scheme, storehouse 901 is placed to multiunit is convenient receives impact force to kicking block 8 and carries out even buffering, improves stability, avoids kicking block 8 to strike pneumatic cylinder 6 at the stroke both ends, improves the stability of equipment.
Specifically, the telescopic link 906 penetrates the placement chamber 901 and extends to the outside thereof, and the impact block 907 is detachably provided at the upper end of the telescopic link 906.
Through the above technical scheme, when the top block 8 is impacted, the top block 8 presses the anti-impact block 907 to move, the anti-impact block 907 moves to drive the telescopic rod 906 to move, the telescopic rod 906 moves to drive the limiting block 903 to move, the limiting block 903 moves to enable the sliding block 904 to slide in the sliding rail 905, meanwhile, the third buffer spring 902 is pressed, the moving range of the limiting block 903 is limited by the third buffer spring 902, and the moving stability of the limiting block 903 is guaranteed by the sliding block 904 on the sliding rail 905.
When the hydraulic cylinder 6 is required to be prevented from being damaged by the direct impact of the top block 8, when the impact is applied to one end of the hydraulic rod 7, the top block 8 presses the anti-impact block 907, the anti-impact block 907 moves to drive the telescopic rod 906 to move, the telescopic rod 906 moves to drive the limiting block 903 to move, the limiting block 903 moves to enable the sliding block 904 to slide in the sliding rail 905, meanwhile, the third buffer spring 902 is pressed, the moving range of the limiting block 903 is limited by the third buffer spring 902, the hydraulic cylinder 6 is prevented from being directly impacted by the top block 8, when the impact applied to the hydraulic cylinder 6 is required to be buffered, the hydraulic cylinder 6 moves, the fixed seat 4 moves to drive the sliding cabin 3 to slide in the fixed cabin 2, meanwhile, the fixed seat 4 moves to drive the symmetrically arranged vertical rods 501 to be close to each other, the first buffer spring 502 limits the symmetrically arranged vertical rods 501 to move, meanwhile, one end of the fixed seat 4 moves the connecting rod 508 moves to enable the angle of the connecting rod 508 to change, the angle of the connecting rod 508 changes to drive the symmetrically arranged moving block 505 to move relatively, and the second buffer spring 506 limits the moving block 505 to move relatively to the symmetrically arranged moving block 505 to buffer the impact applied to be applied to the impact applied to the hydraulic cylinder 6.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit thereof, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The hydraulic cylinder buffer structure comprises a base (1) and is characterized in that a fixed bin (2) is arranged at the upper end of the base (1), a sliding bin (3) is arranged at the upper end of the fixed bin (2), a fixing seat (4) is arranged at the upper end of the sliding bin (3), a buffer component (5) is arranged at the lower end of the fixing seat (4), a hydraulic cylinder (6) is arranged at the upper end of the fixing seat (4), a hydraulic rod (7) is arranged at the upper end of the hydraulic cylinder (6), an anti-impact component (9) is arranged at the upper end of the hydraulic cylinder (6), and a top block (8) is arranged at the top end of the hydraulic rod (7);
The buffer assembly (5) comprises a vertical rod (501), a first buffer spring (502) is sleeved on the outer side of the vertical rod (501), a support (503) is installed at the upper end of the base (1), a cross rod (504) is installed on one side of the support (503), a moving block (505) is sleeved on the outer side of the cross rod (504), second buffer springs (506) are installed on the two sides of the moving block (505), a hinging block (507) is installed at the upper end of the moving block (505), and a connecting rod (508) is installed on one side of the hinging block (507);
The anti-impact assembly (9) comprises a placing bin (901), a third buffer spring (902) is arranged in the placing bin (901), limiting blocks (903) are arranged at the upper ends of the third buffer springs (902), sliding blocks (904) are arranged on two sides of the limiting blocks (903), sliding rails (905) are arranged on one sides of the sliding blocks (904), telescopic rods (906) are arranged at the upper ends of the limiting blocks (903), and anti-impact blocks (907) are arranged at the upper ends of the telescopic rods (906).
2. The hydraulic cylinder buffering structure according to claim 1, wherein the sliding bin (3) penetrates through the fixed bin (2) and extends to the outer side of the sliding bin, the fixed bin (2) is connected with the sliding bin (3) in a sliding mode, the vertical rods (501) are in multiple groups, and the multiple groups of vertical rods (501) are symmetrically arranged at two ends of the first buffering spring (502).
3. The hydraulic cylinder buffer structure of claim 1, wherein the plurality of groups of brackets (503) are symmetrically arranged on two sides of the cross rod (504), the plurality of groups of moving blocks (505) are symmetrically arranged on the outer side of the cross rod (504).
4. The hydraulic cylinder buffering structure according to claim 1, wherein the moving blocks (505) are slidably connected with the cross bars (504), the second buffering springs (506) are multiple groups, and two ends of each second buffering spring (506) are detachably connected with the symmetrically arranged moving blocks (505).
5. The hydraulic cylinder buffer structure of claim 1, wherein the hinge blocks (507) are multiple groups, one end of the connecting rod (508) is hinged with the moving block (505) through the hinge blocks (507), the other end of the connecting rod (508) is hinged with the fixed seat (4) through the hinge blocks (507), and the hydraulic cylinder (6) is detachably arranged at the upper end of the fixed seat (4).
6. The hydraulic cylinder buffering structure of claim 1, wherein the plurality of sets of placing bins (901) are symmetrically arranged at the upper end of the hydraulic cylinder (6), and the sliding blocks (904) are in sliding connection with the sliding rails (905).
7. The hydraulic cylinder buffering structure according to claim 1, wherein the telescopic rod (906) penetrates through the placement bin (901) and extends to the outer side of the telescopic rod, and the anti-impact block (907) is detachably arranged at the upper end of the telescopic rod (906).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421351260.9U CN222596463U (en) | 2024-06-13 | 2024-06-13 | Hydraulic cylinder buffer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421351260.9U CN222596463U (en) | 2024-06-13 | 2024-06-13 | Hydraulic cylinder buffer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222596463U true CN222596463U (en) | 2025-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421351260.9U Active CN222596463U (en) | 2024-06-13 | 2024-06-13 | Hydraulic cylinder buffer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222596463U (en) |
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2024
- 2024-06-13 CN CN202421351260.9U patent/CN222596463U/en active Active
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